diff --git a/README.md b/README.md index f159e07..379e69e 100644 --- a/README.md +++ b/README.md @@ -39,7 +39,7 @@ name. That seems to be the fairest way to arrange this table. | Elixir | [credo](https://github.com/rrrene/credo) | | Fortran | [gcc](https://gcc.gnu.org/) | | Go | [gofmt -e](https://golang.org/cmd/gofmt/), [go vet](https://golang.org/cmd/vet/), [golint](https://godoc.org/github.com/golang/lint) | -| Haskell | [ghc](https://www.haskell.org/ghc/) | +| Haskell | [ghc](https://www.haskell.org/ghc/), [hlint](https://hackage.haskell.org/package/hlint) | | HTML | [HTMLHint](http://htmlhint.com/), [tidy](http://www.html-tidy.org/) | | JavaScript | [eslint](http://eslint.org/), [jscs](http://jscs.info/), [jshint](http://jshint.com/) | | JSON | [jsonlint](http://zaa.ch/jsonlint/) | diff --git a/ale_linters/haskell/hlint.vim b/ale_linters/haskell/hlint.vim new file mode 100644 index 0000000..b6a52e6 --- /dev/null +++ b/ale_linters/haskell/hlint.vim @@ -0,0 +1,35 @@ +" Author: jparoz +" Description: hlint for Haskell files + +if exists('g:loaded_ale_linters_haskell_hlint') + finish +endif + +let g:loaded_ale_linters_haskell_hlint = 1 + +function! ale_linters#haskell#hlint#Handle(buffer, lines) + let l:errors = json_decode(join(a:lines, "")) + + let l:output = [] + + for l:error in l:errors + " vcol is Needed to indicate that the column is a character. + call add(l:output, { + \ 'bufnr': a:buffer, + \ 'lnum': l:error.startLine + 0, + \ 'vcol': 0, + \ 'col': l:error.startColumn + 0, + \ 'text': l:error.severity . ': ' . l:error.hint, + \ 'type': l:error.severity == 'Error' ? 'E' : 'W', + \}) + endfor + + return l:output +endfunction + +call ale#linter#Define('haskell', { +\ 'name': 'hlint', +\ 'executable': 'hlint', +\ 'command': 'hlint --color=never --json -', +\ 'callback': 'ale_linters#haskell#hlint#Handle', +\}) diff --git a/doc/ale.txt b/doc/ale.txt index 07cfec3..3400ed3 100644 --- a/doc/ale.txt +++ b/doc/ale.txt @@ -59,7 +59,7 @@ The following languages and tools are supported. * Elixir: 'credo' * Fortran: 'gcc' * Go: 'gofmt -e', 'go vet', 'golint' -* Haskell: 'ghc' +* Haskell: 'ghc', 'hlint' * HTML: 'HTMLHint', 'tidy' * JavaScript: 'eslint', 'jscs', 'jshint' * JSON: 'jsonlint'